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<li class="navelem"><a class="el" href="dir_574d9269cd334a9d02d8928365303d98.html">libemb</a></li><li class="navelem"><a class="el" href="dir_207aad82934689048a9003fb51f06f7f.html">inc</a></li>  </ul>
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<div class="title">MsgQueue.h</div>  </div>
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<a href="_msg_queue_8h.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/******************************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * This file is part of libemb.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * libemb is free software: you can redistribute it and/or modify</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * it under the terms of the GNU General Public License as published by</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * the Free Software Foundation, either version 3 of the License, or</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * (at your option) any later version.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * libemb is distributed in the hope that it will be useful,</span></div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> * GNU General Public License for more details.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * You should have received a copy of the GNU General Public License</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> * along with libemb.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> *</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * Project: Embedme</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * Author : FergusZeng</span></div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * Email  : cblock@126.com</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * git    : https://git.oschina.net/cblock/embedme</span></div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * Copyright 2014 @ ShenZhen ,China</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">*******************************************************************************/</span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#ifndef __MSGQUEUE_H__</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#define __MSGQUEUE_H__</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_base_type_8h.html">BaseType.h</a>&quot;</span></div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &lt;sys/types.h&gt;</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &lt;sys/ipc.h&gt;</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;sys/msg.h&gt;</span></div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &lt;map&gt;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div>
<div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="_msg_queue_8h.html#a7d1e9e8bb8f40ce788836da0739f897c">   33</a></span>&#160;<span class="preprocessor">#define MSG_SIZE_MAX    128     </span></div>
<div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="struct_queue_msg___s.html">   39</a></span>&#160;<span class="preprocessor">typedef struct{</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="struct_queue_msg___s.html#a2fac4f505cd179acc89920fa476fce52">   40</a></span>&#160;    sint32 <a class="code" href="struct_queue_msg___s.html#a2fac4f505cd179acc89920fa476fce52">m_msgType</a>;               </div>
<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="struct_queue_msg___s.html#ab099deb8058a9dbacd532060fe92dc1b">   41</a></span>&#160;    uint8  <a class="code" href="struct_queue_msg___s.html#ab099deb8058a9dbacd532060fe92dc1b">m_dataLen</a>;               </div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="struct_queue_msg___s.html#a3f88f7192405bf2177362d6762ffa149">   42</a></span>&#160;    <span class="keywordtype">char</span>   m_data[<a class="code" href="_msg_queue_8h.html#a7d1e9e8bb8f40ce788836da0739f897c">MSG_SIZE_MAX</a>-1];  </div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;}<a class="code" href="struct_queue_msg___s.html">QueueMsg_S</a>;</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="class_msg_queue.html">   51</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_msg_queue.html">MsgQueue</a>{</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    ~<a class="code" href="class_msg_queue.html">MsgQueue</a>();</div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    sint32 <a class="code" href="class_msg_queue.html#acdccfe1b0227ba28c7d7b1b8f9dc5db8">sendMsg</a>(<a class="code" href="struct_queue_msg___s.html">QueueMsg_S</a>&amp; msg);</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    sint32 <a class="code" href="class_msg_queue.html#a715d9b99d7e7bbc044f16c2d59db703b">recvMsg</a>(<a class="code" href="struct_queue_msg___s.html">QueueMsg_S</a>&amp; msg, sint32 msgType=0);</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    sint32 <a class="code" href="class_msg_queue.html#a3cc24b095e3ce7217f0aeb9efbbad907">clearMsg</a>(sint32 msgType=0);</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    <a class="code" href="class_msg_queue.html">MsgQueue</a>(key_t key);</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    sint32 initialize();</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    sint32 m_msgID;</div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;    key_t   m_key;</div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;    <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="class_msg_queue_factory.html">MsgQueueFactory</a>;</div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;};</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="class_msg_queue_factory.html">   72</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_msg_queue_factory.html">MsgQueueFactory</a>{</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;<span class="keyword">public</span>:</div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="class_msg_queue_factory.html#acb7a96079450a5a53b62e8c0b290d81b">   80</a></span>&#160;    <span class="keyword">static</span> <a class="code" href="class_msg_queue_factory.html">MsgQueueFactory</a>* <a class="code" href="class_msg_queue_factory.html#acb7a96079450a5a53b62e8c0b290d81b">getInstance</a>()</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    {</div>
<div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keyword">static</span> <a class="code" href="class_msg_queue_factory.html">MsgQueueFactory</a> instance;</div>
<div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        <span class="keywordflow">return</span> &amp;instance;</div>
<div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    }</div>
<div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    ~<a class="code" href="class_msg_queue_factory.html">MsgQueueFactory</a>(){;}</div>
<div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <a class="code" href="class_msg_queue.html">MsgQueue</a>* <a class="code" href="class_msg_queue_factory.html#a17dd81140b95574ff0c2f7360a6b8fcb">getMsgQueue</a>(key_t key);</div>
<div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <a class="code" href="class_msg_queue_factory.html">MsgQueueFactory</a>(){;}</div>
<div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="keyword">private</span>:</div>
<div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    std::map&lt;key_t,MsgQueue*&gt; m_msgQueueMap;</div>
<div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;}; </div>
<div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;</div>
<div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;</div>
<div class="ttc" id="struct_queue_msg___s_html_ab099deb8058a9dbacd532060fe92dc1b"><div class="ttname"><a href="struct_queue_msg___s.html#ab099deb8058a9dbacd532060fe92dc1b">QueueMsg_S::m_dataLen</a></div><div class="ttdeci">uint8 m_dataLen</div><div class="ttdef"><b>Definition:</b> MsgQueue.h:41</div></div>
<div class="ttc" id="_msg_queue_8h_html_a7d1e9e8bb8f40ce788836da0739f897c"><div class="ttname"><a href="_msg_queue_8h.html#a7d1e9e8bb8f40ce788836da0739f897c">MSG_SIZE_MAX</a></div><div class="ttdeci">#define MSG_SIZE_MAX</div><div class="ttdef"><b>Definition:</b> MsgQueue.h:33</div></div>
<div class="ttc" id="class_msg_queue_factory_html"><div class="ttname"><a href="class_msg_queue_factory.html">MsgQueueFactory</a></div><div class="ttdoc">消息队列工厂类 </div><div class="ttdef"><b>Definition:</b> MsgQueue.h:72</div></div>
<div class="ttc" id="class_msg_queue_factory_html_acb7a96079450a5a53b62e8c0b290d81b"><div class="ttname"><a href="class_msg_queue_factory.html#acb7a96079450a5a53b62e8c0b290d81b">MsgQueueFactory::getInstance</a></div><div class="ttdeci">static MsgQueueFactory * getInstance()</div><div class="ttdoc">获取MsgQueueFactory单例 </div><div class="ttdef"><b>Definition:</b> MsgQueue.h:80</div></div>
<div class="ttc" id="struct_queue_msg___s_html"><div class="ttname"><a href="struct_queue_msg___s.html">QueueMsg_S</a></div><div class="ttdoc">msgbuf消息结构体 </div><div class="ttdef"><b>Definition:</b> MsgQueue.h:39</div></div>
<div class="ttc" id="class_msg_queue_html"><div class="ttname"><a href="class_msg_queue.html">MsgQueue</a></div><div class="ttdoc">消息队列类 </div><div class="ttdef"><b>Definition:</b> MsgQueue.h:51</div></div>
<div class="ttc" id="struct_queue_msg___s_html_a2fac4f505cd179acc89920fa476fce52"><div class="ttname"><a href="struct_queue_msg___s.html#a2fac4f505cd179acc89920fa476fce52">QueueMsg_S::m_msgType</a></div><div class="ttdeci">sint32 m_msgType</div><div class="ttdef"><b>Definition:</b> MsgQueue.h:40</div></div>
<div class="ttc" id="class_msg_queue_html_a3cc24b095e3ce7217f0aeb9efbbad907"><div class="ttname"><a href="class_msg_queue.html#a3cc24b095e3ce7217f0aeb9efbbad907">MsgQueue::clearMsg</a></div><div class="ttdeci">sint32 clearMsg(sint32 msgType=0)</div><div class="ttdoc">清空消息 </div><div class="ttdef"><b>Definition:</b> MsgQueue.cpp:108</div></div>
<div class="ttc" id="class_msg_queue_html_acdccfe1b0227ba28c7d7b1b8f9dc5db8"><div class="ttname"><a href="class_msg_queue.html#acdccfe1b0227ba28c7d7b1b8f9dc5db8">MsgQueue::sendMsg</a></div><div class="ttdeci">sint32 sendMsg(QueueMsg_S &amp;msg)</div><div class="ttdoc">发送消息 </div><div class="ttdef"><b>Definition:</b> MsgQueue.cpp:59</div></div>
<div class="ttc" id="class_msg_queue_factory_html_a17dd81140b95574ff0c2f7360a6b8fcb"><div class="ttname"><a href="class_msg_queue_factory.html#a17dd81140b95574ff0c2f7360a6b8fcb">MsgQueueFactory::getMsgQueue</a></div><div class="ttdeci">MsgQueue * getMsgQueue(key_t key)</div><div class="ttdoc">从消息队列工厂取得消息队列 </div><div class="ttdef"><b>Definition:</b> MsgQueue.cpp:124</div></div>
<div class="ttc" id="class_msg_queue_html_a715d9b99d7e7bbc044f16c2d59db703b"><div class="ttname"><a href="class_msg_queue.html#a715d9b99d7e7bbc044f16c2d59db703b">MsgQueue::recvMsg</a></div><div class="ttdeci">sint32 recvMsg(QueueMsg_S &amp;msg, sint32 msgType=0)</div><div class="ttdoc">接收消息 </div><div class="ttdef"><b>Definition:</b> MsgQueue.cpp:89</div></div>
<div class="ttc" id="_base_type_8h_html"><div class="ttname"><a href="_base_type_8h.html">BaseType.h</a></div></div>
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